Charts that illustrate the non-suit options available to prevent or cancel a federal trademark registration when the applicant or registrant does not meet the Lanham Act's use in commerce requirements for the mark. These charts aid in selecting the most appropriate course of action and highlight similarities and differences between letters of protest, Trademark Trial & Appeal Board (TTAB) opposition and cancellation proceedings, and ex parte cancellation proceedings introduced in 2021 by the Trademark Modernization Act of 2020 (TMA).